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C.SAMPLE SIZE 5.A researcher plans to interview students to learn whether they have ever tried smoking. About 1100 students a

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Answer #1

There two way to find sample size of given senerio.

Let N is Population size I.e 1100 . Let n is sample size .

1) Sample size should be atleast 30 I.e n is greater than 30.

2) Sample size should not be more than 10‰ of population size l. E 0.10*1100=110.

n is less than 110.

So Answer is , Sample size is between 30 to 110 . This sample size is good to represent population .

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